Electrolytes

What are the Electrolytes (Na+, K+, Cl) tests? Electrolytes are minerals that are present in the blood and the body tissues. They are essential for metabolism, proper nerve and muscle functioning, maintenance of proper water balance, and proper blood pH (acid-base balance). The serum electrolyte test includes a group of tests to measure the following Electrolytes: sodium (Na+), potassium (K+), and chloride (Cl-).